package ios.work1;

public class Person {
    private final String name;
    private final int age;

    public Person(){
        name=null;
        age=0;
    }
    public Person(String name,int age){
        this.name=name;
        this.age=age;
    }
    public String show(){
        return "name:"+name+"  age:"+age;
    }
}
